specification: Item Type: Tattoo Power Supply_x000D_Product Material: Aluminum Alloy_x000D_Input Voltage: 100-230V AC50-60HZ_x000D_Rated Power: 23W_x000D_System Voltage: 0-18V Adjustment Voltage Accuracy: 0.1V_x000D_Product Size: Approx.8.4 x 7.1 x 2.8cm / 3.3 x 2.8 x 1.1in_x000D_Applicable Machines: All Kinds Of Tattoo Machines Features: 1Material: The power supply body is made of aluminum alloy, the body is glossy, and the volume is only the size of an adult palm. 2Voltage: 100?230V input voltage, can be used all over the world, the system voltage is clearly set, and can be adjusted arbitrarily within 0?18V, which is suitable for powering various tattoo machines. 3Display: High definition digital LCD display is easy to control and read voltage. 4Anti Fatigue Mode: The power supply has an anti fatigue mode function. After adjusting the voltage, press the adjustment button, and after the anti fatigue mode indicator turns red, just step on the foot pedal, the machine can continue to run or suspend work, reducing tattoos If the teacher is tired from stepping on the pedal for a long time, short press the adjustment button again to turn off the anti fatigue mode, and then need an auxiliary tattoo foot control switch. 5USB Output Interface: A USB output interface has been added, which can supply power to tattoo auxiliary lights (mobile phones), etc. PackageList: 1 x Tattoo Power Supply 1 x Power Cord